11.External overcurrent protection is not provided by this product, but is required by codes. Refer to A and B for wiring requirements. If an output lockable disconnect is required, it is to be supplied by designated personnel.

12.Table E lists the maximum rating for input circuit breakers.

13.Battery voltage is computed at 2 volts per cell as defined by Article 480 of the NEC. Rated battery current is computed at the computed voltage.

Table E. Maximum Input Circuit Breaker Ratings (Amperes)

Powerware Model

 

Input Voltage Rating

 

480 VAC

 

DC

9335 – 80 kVA

150

 

225

9335 – 120 kVA

225

 

300

CAUTION:

To reduce the risk of fire, connect only to a circuit provided with maximum input circuit breaker current ratings from Table E in accordance with the National Electric code, ANSI/NFPA 70.

14.The input and bypass feeds should be symmetrical about ground.

15.The line-to-line unbalanced output capability of the Powerware 9335 UPS is limited only by the full load per phase current values for AC output to critical load shown in Tables A and B.

16.Output overcurrent protection and output disconnect switches are to be provided by the user. Table F lists the maximum rating for output circuit breakers satisfying the criteria for both.

Table F. Maximum Output Circuit Breaker Ratings (Amperes)

Powerware ModelRated Output voltage 480 VAC

9335 – 80 kVA

150

9335 – 120 kVA

225

1.Use Class 1 wiring methods (as defined by the NEC) for control wiring. Install the control wiring in separate conduit from the power wiring. The wire should be rated at 150 volts, 5 amperes minimum.

2.Refer to tables G, H, and I and to Chapters 2, 4, and 11 of this manual for customer interface wiring.

Powerware 9335 (80 kVA and 120 kVA) Installation and Operation

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Powerware 9335 operation manual Table E. Maximum Input Circuit Breaker Ratings Amperes

9335 specifications

The Powerware 9335 is a robust and efficient uninterruptible power supply (UPS) designed to deliver reliable power protection for critical applications. Expanding upon Eaton's tradition of offering advanced power management solutions, the Powerware 9335 is tailored for environments that demand high availability and uptime.

One of the standout features of the Powerware 9335 is its double-conversion online topology, which ensures a continuous supply of clean and regulated power. This design operates without any transfer time to battery power, effectively protecting sensitive equipment from all types of power disturbances, including surges, sags, and outages.

The UPS is available in a range of power ratings, from 8 kVA to 40 kVA, making it versatile enough to support a variety of applications ranging from small server rooms to larger data centers. The modular architecture of the Powerware 9335 allows for seamless scalability, enabling users to add additional capacity or redundancy as their power needs evolve. This feature is particularly beneficial in dynamic environments where equipment and loads can frequently change.

Another significant characteristic of the Powerware 9335 is its high efficiency, often exceeding 94% in normal operation. This efficiency not only reduces energy costs but also minimizes heat generation, leading to lower cooling requirements. The UPS employs advanced technologies such as Intelligent Power Management and Smart APM (Adaptive Power Management) to optimize power usage, further enhancing its overall performance and reducing the total cost of ownership.

The user-friendly LCD display furnishes real-time data regarding UPS status, battery condition, and power settings, facilitating proactive management and monitoring. In addition, the unit can be monitored and managed remotely, ensuring that administrators can access critical information even when they are not on-site.

The Powerware 9335 also comes equipped with various connectivity options, including USB, serial, and SNMP for seamless integration into existing IT infrastructure. Additionally, advanced communication capabilities allow for integration with building management systems, ensuring comprehensive power management and reporting.

Safety is paramount, and the Powerware 9335 incorporates numerous features designed to protect both the UPS and connected equipment. This includes overload protection, battery health monitoring, and environmental monitoring, which collectively contribute to a resilient power protection strategy.

In summary, the Powerware 9335 is an exceptional UPS offering from Eaton, featuring high availability, scalability, efficiency, and robust management options. With its advanced technologies and features, it stands out as a premier choice for organizations seeking to safeguard their critical systems and data.